/**
 * 文件名：WebLogAspect
 * 版权：Copyright 2017-2022 CMCC All Rights Reserved.
 * 描述：
 */

package com.hand.project.config;

import ch.qos.logback.classic.Logger;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.LoggerFactory;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.Arrays;


/**
 *
 * 使用AOP 拦截所有请求 记录日志
 *
 * @author shuai.wang02@hand-china.com
 * @version 1.0
 * @date 2018/11/20 20:12
 */
@Aspect
@Component
public class WebLogAspect {

    private static Logger logger= (Logger) LoggerFactory.getLogger(WebLogAspect.class);
    /**
     * 设置时间，统计请求开始时间与结束时间
     */
    ThreadLocal<Long> startTime = new ThreadLocal<>();
    @Pointcut("execution(* com.hand.project.controller..*.*(..))")
    public void webLog(){}

    @Before("webLog()")
    @Order(5)
    public void doBefore(JoinPoint joinPoint) {
        startTime.set(System.currentTimeMillis());

        // 接收到请求，记录请求内容
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = attributes.getRequest();

        // 记录下请求内容
        logger.info("URL : " + request.getRequestURL().toString());
        logger.info("HTTP_METHOD : " + request.getMethod());
        logger.info("IP : " + request.getRemoteAddr());
        logger.info("CLASS_METHOD : " + joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
        logger.info("ARGS : " + Arrays.toString(joinPoint.getArgs()));

    }

    @AfterReturning(returning = "ret", pointcut = "webLog()")
    public void doAfterReturning(Object ret) throws Throwable {
        // 处理完请求，返回内容
        logger.info("RESPONSE : " + ret);
        logger.info("SPEND TIME : " + (System.currentTimeMillis() - startTime.get()));
        startTime.remove();
    }

}
